HAN, Zelun. Analysis on the Competitiveness of Manufacturing Enterprises under the COVID-19----a Case Study of Gree Electric. Journal of Education, Humanities and Social Sciences, [S. l.], v. 2, p. 64–69, 2022. DOI: 10.54097/ehss.v2i.764. Disponível em: https://drpress.org/ojs/index.php/EHSS/article/view/764. Acesso em: 31 aug. 2026.